some updates for the widget

app/controllers/announcement_link_widgets_controller.rb

@@ -15,7 +15,7 @@ class AnnouncementLinkWidgetsController < ApplicationController
 		}
 		f = File.join(Rails.root, "public" , "announcement_link_widget.json")
 		if File.exists?(f)
-			contents = File.read('public/announcement_link_widget.json')
+			contents = File.read(f)
 			data = JSON.parse(contents)
 		end
 		data

lib/tasks/announcement_link_widget.rake

@@ -63,7 +63,8 @@ namespace :announcement_link_widget do
 				"heading-links" => "Links"
 			}
 		}
-		File.open("public/announcement_link_widget.json","w") do |f|
+		file = File.join(Rails.root, "public" , "announcement_link_widget.json")
+		File.open(file,"w") do |f|
   			f.write(@data.to_json)
 		end
   end